Very subtle, delicate, or refined; exceptionally capable of delicate perception or sensitive to subtle impressions.

Very small, little, or slight; wee, minute.

Very small in size, extent, amount, or degree. Also: (of a distinction, etc.) fine, subtle.

Very small in size or amount; diminutive, minute; (also) very few in number, scanty, scarce.

That is a very small part of a whole; infinitesimal.

So fine, slight, or understated as to be scarcely perceptible or difficult to appreciate; subtle.

Much smaller than the normal size; tiny; represented, designed, or occurring on a small scale.

In loose or hyperbolical use (cf. A. 3): Too small to be measured or reckoned; extremely minute or insignificant.

Characterized by diminution; hence, of less size or degree than the ordinary; small, little. In later use, generally, a more forcible expression…

Very small, tiny. Also teeny-weeny (see teeny, adj.2).

Too inconsiderable to be estimated or valued; imperceptible; of no consequence.

Very tiny, very small. Also occasionally as n.: a small child, an infant (cf. teeny, n.2).

U.S. regional or colloquial. Very small. Cf. scrimption, n. Obsolete. rare.

Extremely tiny; very small.

Extremely tiny; very small. Also as n.: a very small child; a baby.

Very tiny, very small. Cf. tee-nincy, adj., tee-niny, adj.

gen. Extremely small, tiny. Also: unimportant.