[kap-suh l, -sool, -syool]


verb (used with object), cap·suled, cap·sul·ing.

to furnish with or enclose in or as if in a capsule; encapsulate.


small and compact.
short and concise; brief and summarized: a capsule report.

Origin of capsule

1645–55; 1950–55 for def 5; (< F) < Latin capsula, equivalent to caps(a) box (see case2) + -ula -ule
Related formsun·cap·suled, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for capsule

Contemporary Examples of capsule

Historical Examples of capsule

British Dictionary definitions for capsule



a soluble case of gelatine enclosing a dose of medicine
a thin metal cap, seal, or cover, such as the foil covering the cork of a wine bottle
  1. a dry fruit that liberates its seeds by splitting, as in the violet, or through pores, as in the poppy
  2. the spore-producing organ of mosses and liverworts
bacteriol a gelatinous layer of polysaccharide or protein surrounding the cell wall of some bacteria: thought to be responsible for the virulence in pathogens
  1. a cartilaginous, fibrous, or membranous envelope surrounding any of certain organs or parts
  2. a broad band of white fibres (internal capsule) near the thalamus in each cerebral hemisphere
an aeroplane cockpit that can be ejected in a flight emergency, complete with crew, instruments, etc
(modifier) in a highly concise forma capsule summary
(modifier) (in the fashion industry) consisting of a few important representative itemsa capsule collection

Word Origin for capsule

C17: from French, from Latin capsula, diminutive of capsa box
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

Word Origin and History for capsule

1650s, from French capsule "a membranous sac" (16c.), from Latin capsula "small box or chest," diminutive of capsa "box, case, chest" (see case (n.2)). Medicinal sense is 1875; shortened form cap is from 1942. Sense in space capsule is first recorded 1954. As an adjective from 1938. Related: Capsular.

Online Etymology Dictionary, © 2010 Douglas Harper

capsule in Medicine


[kăpsəl, -sōōl]


A fibrous, membranous, or fatty sheath that encloses an organ or part, such as the sac surrounding the kidney or the fibrous tissues that surround a joint.
A small soluble container, usually made of gelatin, that encloses a dose of an oral medicine or a vitamin.
The thin-walled, spore-containing structure of mosses and related plants.
Related formscapsu•lar (kăpsə-lər) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

capsule in Science


[kăpsəl, -sōōl]

A dry dehiscent fruit that develops from two or more carpels, as in the poppy and the cottonwood tree.
The sporangium (the hollow spore-producing structure) of mosses and other bryophytes.
The outer layer of viscous polysaccharide or polypeptide slime with which some bacteria cover their cell walls. Capsules provide defense against phagocytes and prevent the bacteria from drying out.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.