Meaning of UNDER in English

UNDER

I. ˈən-dər adverb

Etymology: Middle English, adverb & preposition, from Old English; akin to Old High German untar under, Latin inferus situated beneath, lower, infra below, Sanskrit adha

Date: before 12th century

1. : in or into a position below or beneath something

2. : below or short of some quantity, level, or limit

$10 or under

— often used in combination

under staffed

3. : in or into a condition of subjection, subordination, or unconsciousness

put the patient under for surgery

4. : down to defeat, ruin, or death

businesses going under

5. : so as to be covered

buried under by the avalanche

II. preposition

Date: before 12th century

1. : below or beneath so as to be overhung, surmounted, covered, protected, or concealed by

under sunny skies

a soft heart under a stern exterior

under cover of darkness

2.

a. : subject to the authority, control, guidance, or instruction of

served under the general

under the terms of the contract

a program that runs under any operating system

b. : receiving or undergoing the action or effect of

under pressure

courage under fire

under the influence of alcohol

the image of a point under a mapping

under oath

3.

a. : within the group or designation of

under this heading

b. : having as name or title

traveling under an alias

4. : less or lower than (as in size, amount, or rank) ; especially : falling short of a standard or required degree

under the legal age

under par

III. adjective

Date: 13th century

1.

a. : lying or placed below, beneath, or on the ventral side — often used in combination

under lip

b. : facing or protruding downward

2. : lower in rank or authority : subordinate

3. : lower than usual, proper, or desired in amount, quality, or degree — often used in combination

an under -dose of medicine

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.