I.D.

abbr. inner diameter.

* * *

noun

a card or badge used to identify the bearer

-

you had to show your ID in order to get in

• Syn: ↑ID

• Hypernyms: ↑badge, ↑positive identification

* * *

1. identification.

2. identity.

3. Mil. Infantry Division.

4. Intelligence Department.

[1950-55]

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id «ihd», noun.

Psychoanalysis. the source of energy of the unconscious, associated with primitive, instinctual drives for pleasure and gratification. The name was invented by Sigmund Freud. »

The ego…has the difficult assignment of forcing back the id's uncivilized urges or of disguising them in such a way as to make them socially acceptable (Alfred B. Heilbrun, Jr.).

╂[< Latin id it, as a translation of German es (literally) it]

I'd «yd»,

1. I should.

2. I would.

3. I had.

-id¹,

suffix.

1. structure; body, as in capsid, plasmid.

2. (one) belonging to a group, as in ichneumonid.

╂[< Latin or Greek -id-, -is, a patronymic suffix]

-id²,

suffix. a variant of -ide (Cf. ↑-ide).

id.,

idem.

i.d.,

inside diameter; internal diameter.

Id.,

Idaho.

ID «Y DEE», transitive verb, ID'ed, ID'ing.

to identify: »

I hung out in dank hospital hallways…hoping to ID the likes of Marlon Brando…and Ringo Starr (Spy).

ID (no periods),

1. Idaho (with postal Zip Code).

2. Iraqi dinar.

I.D.,

an abbreviation for the following:

1. identification: »

Owners of rifles and shotguns must be 18, and need only the basic I.D. (Time).

2. British. Intelligence Department.

3. U.S. Intelligence Division (of the U.S. Army).