the act or state of touching; a touching or meeting, as of two things or people.
immediate proximity or association.
an acquaintance, colleague, or relative through whom a person can gain access to information, favors, influential people, and the like.
Electricity. a junction of electric conductors, usually metal, that controls current flow, often completing or interrupting a circuit.
Geology. the interface, generally a planar surface, between strata that differ in lithology or age.
Medicine/Medical. a person who has lately been exposed to an infected person.
to put or bring into contact.
to communicate with: We'll contact you by mail or telephone.
to enter into or be in contact.
involving or produced by touching or proximity: contact allergy.
- con·tac·tu·al [kon-tak-choo-uhl], /kɒnˈtæk tʃu əl/, adjective
- con·tac·tu·al·ly, adverb
- non·con·tact, noun, adjective
- re·con·tact, noun, verb
- un·con·tact·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use contact in a sentence
If people were willing to talk to contact tracers after getting an exposure notification, they could help public health experts understand the spread of disease.Do digital contact tracing apps work? Here’s what you need to know. | Cat Ferguson | November 20, 2020 | MIT Technology Review
We now know they are a very close contact of another person who has confirmed as having been positive with Covid.A pizza shop worker lied to contract tracers—prompting unfounded fears of a new COVID-19 strain | kdunn6 | November 20, 2020 | Fortune
Early in the pandemic, companies and governments spun up contact tracing apps as part of a massive effort to stop the spread of the disease.Why people don’t trust contact tracing apps, and what to do about it | Lindsay Muscato | November 12, 2020 | MIT Technology Review
The New York Times contacted election officials in every state, and none reported major voting issues.Report: Election officials find no evidence of widespread voter fraud | Benjamin Rosenberg | November 11, 2020 | Vox
The fewer number of people each Thanksgiving guest can come into contact with before attending a gathering, the better.How to have a safer — but not safe — pandemic Thanksgiving | Brian Resnick | November 11, 2020 | Vox
Even more pernicious is this: Look at who these men are actually contacting.Heartache by the Numbers and OkCupid’s Founder Has Got Yours | Will Doig | October 6, 2014 | THE DAILY BEAST
The Royalist is urgently contacting Russian Tatler to see this extraordinary document with our own eyes.
Surveys were assessed for outliers and inconsistencies and messy data was reconciled by contacting individual schools.The Daily Beast's Top High Schools 2014: Methodology | Brandy Zadrozny | August 27, 2014 | THE DAILY BEAST
Syrian activists successfully got lawyers in New York to handle their asylum cases after contacting them through the site.
One, Saba Ghorab, a medical student, even began contacting hospitals and medical schools in the United States.Her Husband Shot This 17-Year-Old Afghan Girl In The Face—And She Lived | Nina Strochlic | March 21, 2014 | THE DAILY BEAST
Kent felt Liggett grasp his hand and heard him speak, the sound-vibrations coming through their contacting suits.The Sargasso of Space | Edmond Hamilton
The possibility of contacting Omega Colony now assumes paramount importance.Greylorn | John Keith Laumer
Possibly you will think it strange that I should have difficulty in contacting my own close relative."And That's How It Was, Officer" | Ralph Sholto
This stem rests in a guide at the end of a brass tube, the bulb contacting against the other end which is approximately shaped.A Handbook of Laboratory Glass-Blowing | Bernard D. Bolas
Once more Commodore Phillips busied himself on the radio telephone, this time contacting Riverview police.Saboteurs on the River | Mildred A. Wirt
British Dictionary definitions for contact
the act or state of touching physically
the state or fact of close association or communication (esp in the phrases in contact, make contact)
a junction of two or more electrical conductors
the part of the conductors that makes the junction
the part of an electrical device to which such connections are made
an acquaintance, esp one who might be useful in business, as a means of introduction, etc
any person who has been exposed to a contagious disease
photog See contact print
(usually plural) an informal name for contact lens
(modifier) of or relating to irritation or inflammation of the skin caused by touching the causative agent: contact dermatitis
(modifier) denoting an insecticide or herbicide that kills on contact, rather than after ingestion or absorption
(modifier) of or maintaining contact
(modifier) requiring or involving (physical) contact: the contact sport of boxing
(when intr, often foll by with) to put, come, or be in association, touch, or communication
aeronautics (formerly) a call made by the pilot to indicate that an aircraft's ignition is switched on and that the engine is ready for starting by swinging the propeller
- contactual (kɒnˈtæktjʊəl), adjective
- contactually, adverb
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
Scientific definitions for contact
A connection between two conductors that allows an electric current to flow.
A part or device that makes or breaks a connection in an electrical circuit.
Geology The place where two different types of rock, or rocks of different ages, come together.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.