1.[ Computer] initials

a.

1. Start, initial, prefix

His initial reaction was shock.

His initial reaction was shock.

Adjective (abbreviation for adjective)

1. initial, beginning, early

2. Start, inherent and prefix; primitive

Initial power

Starting power

initial cost

pricing

The first letter of a word

The first letter of a word.

The first word

Abbreviations (such as NATO)

Initial signature

Just sign with your initials.

The first issue of the magazine

The first issue of the magazine.

Noun (short for noun)

1. prefix

Noun (short for noun) [C]

1. initials

He carved his initials on the wall.

He carved his initials on the wall.

Verb (abbreviation of verb)

1. Sign your initials.

transitive verb

1. Sign (or seal) on it.

He signed his initials on the document.

He signed his initials G.P.S on the document.