A3 |
abbreviation of "angstrom" or "angstroms," a unit of length equal to one hundred-millionth of a centimeter, used in measuring light waves. |
a2 |
used to introduce one particular thing or person of a group or kind, but one which is not considered known to the listener. [1/3 definitions] |
a.1 |
abbreviation of "acre" or "acres," a unit of area equal to 43,560 square feet or 4,047 square meters, used in measuring land. |
a-2 |
used as an intensifier. [1/3 definitions] |
abaca |
a Philippine plant of the banana family that yields a fiber used in making rope. |
abacus |
a device used to make arithmetic calculations, consisting of a frame with parallel rods or grooves that hold movable counters such as beads. |
abbreviation |
a shortened form of a word or phrase used in writing. [1/2 definitions] |
abide |
to tolerate (usu. used in negative construction). [1/6 definitions] |
ablution |
the liquid used in such washing. [1/2 definitions] |
abortifacient |
a drug or other agent used to cause abortion. [1/2 definitions] |
abrasive |
a material or substance used to grind or polish surfaces. [1/3 definitions] |
abusive |
improperly or dishonestly used. [1/4 definitions] |
accelerando |
gradually speeding up in tempo (used as a musical direction). |
accelerator |
in nuclear physics, a device that creates high-energy particles by acceleration through electrostatic or electromagnetic means, used for research. [1/3 definitions] |
accent |
a mark used to indicate such prominence or stress. [1/8 definitions] |
accessible |
easily approachable, entered, or used. [1/3 definitions] |
accessory |
a nonessential component used for beauty, added pleasure, or convenience. [1/4 definitions] |
acclimate |
to become used to a new climate or situation. [2 definitions] |
accustom |
to cause (oneself or another) to become used to something through use or experience. habituate. |
-acea |
used in scientific names of zoological classes or orders. |
-aceae |
used in scientific names of botanical families. |