Idioms for base

Origin of base

1
1275–1325; Middle English (noun) < Middle French < Latin basis basis; cf. prisoner's base

OTHER WORDS FROM base

un·based, adjectivewell-based, adjective

synonym study for base

1. Base, basis, foundation refer to anything upon which a structure is built and upon which it rests. Base usually refers to a literal supporting structure: the base of a statue. Basis more often refers to a figurative support: the basis of a report. Foundation implies a solid, secure understructure: the foundation of a skyscraper or a rumor.

Definition for base line (2 of 3)

baseline
[ beys-lahyn ]
/ ˈbeɪsˌlaɪn /

noun Also base line.

adjective

basic or essential.

Origin of baseline

First recorded in 1740–50; base1 + line1

Definition for base line (3 of 3)

triangulation
[ trahy-ang-gyuh-ley-shuh n ]
/ traɪˌæŋ gyəˈleɪ ʃən /

noun Surveying, Navigation.

a technique for establishing the distance between any two points, or the relative position of two or more points, by using such points as vertices of a triangle or series of triangles, such that each triangle has a side of known or measurable length (base or base line) that permits the size of the angles of the triangle and the length of its other two sides to be established by observations taken either upon or from the two ends of the base line.
the triangles thus formed and measured.

Origin of triangulation

1810–20; < Medieval Latin triangulātiōn- (stem of triangulātiō) the making of triangles. See triangulate, -ion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for base line (1 of 4)

triangulation
/ (traɪˌæŋɡjʊˈleɪʃən) /

noun

a method of surveying in which an area is divided into triangles, one side (the base line) and all angles of which are measured and the lengths of the other lines calculated trigonometrically
the network of triangles so formed
the fixing of an unknown point, as in navigation, by making it one vertex of a triangle, the other two being known
chess a key manoeuvre in the endgame in which the king moves thrice in a triangular path to leave the opposing king with the move and at a disadvantage

British Dictionary definitions for base line (2 of 4)

base1
/ (beɪs) /

noun

verb

(tr foll by on or upon) to use as a basis (for); found (on)your criticisms are based on ignorance
(often foll by at or in) to station, post, or place (a person or oneself)

Word Origin for base

C14: from Old French, from Latin basis pedestal; see basis

British Dictionary definitions for base line (3 of 4)

base2
/ (beɪs) /

adjective

adjective, noun

music an obsolete spelling of bass 1

Derived forms of base

basely, adverbbaseness, noun

Word Origin for base

C14: from Old French bas, from Late Latin bassus of low height, perhaps from Greek bassōn deeper

British Dictionary definitions for base line (4 of 4)

baseline
/ (ˈbeɪsˌlaɪn) /

noun

surveying a measured line through a survey area from which triangulations are made
an imaginary line, standard of value, etc, by which things are measured or compared
a line at each end of a tennis court that marks the limit of play
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for base line (1 of 2)

base line

n.

A line corresponding to the base of the skull, passing from the infraorbital ridge to the midline of the occiput, through the ear canal.
A line serving as a basis, as for measurement or calculation.

Medical definitions for base line (2 of 2)

base
[ bās ]

n.

The part of an organ nearest its point of attachment.
A fundamental ingredient; a chief constituent of a mixture.
Any of a large class of compounds, including the hydroxides and oxides of metals, having a bitter taste, a slippery solution, the capacity to turn litmus blue, and to react with acids to form salts.
A molecular or ionic substance capable of combining with a proton to form a new substance.Brønsted base
A nitrogen-containing organic compound that combines in such a manner.
A substance that provides a pair of electrons for a covalent bond with an acid.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for base line (1 of 2)

base
[ bās ]

Chemistry
  1. Any of a class of compounds that form hydroxyl ions (OH) when dissolved in water, and whose aqueous solutions react with acids to form salts. Bases turn red litmus paper blue and have a pH greater than 7. Their aqueous solutions have a bitter taste. Compare acid.
  2. See nitrogen base.
Mathematics
  1. The side or face of a geometric figure to which an altitude is or is thought to be drawn. The base can be, but is not always, the bottom part of the figure.
  2. The number that is raised to various powers to generate the principal counting units of a number system. The base of the decimal system, for example, is 10.
  3. The number that is raised to a particular power in a given mathematical expression. In the expression an, a is the base.

Scientific definitions for base line (2 of 2)

triangulation
[ trī-ăng′gyə-lāshən ]

A method of determining the relative positions of points in space by measuring the distances, and sometimes angles, between those points and other reference points whose positions are known. Triangulation often involves the use of trigonometry. It is commonly used in the navigation of aircraft and boats, and is the method used in the Global Positioning System , in which the reference points are satellites.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for base line

base

Any of a number of bitter-tasting, caustic materials. Technically, a material that produces negative ions in solution. A base is the opposite of an acid and has a pH of 7 to 14. A given amount of a base added to the same amount of an acid neutralizes the acid; water and a salt are produced. Alkalis are bases; ammonia is a common base.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Idioms and Phrases with base line

base

see get to first base; off base; touch base.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.