In the shape of a pine cone. / Pertaining to the pineal gland.

The pineal gland.

(anatomy, neuroanatomy) A small, pinecone-shaped endocrine gland found near the centre of the brain that produces melatonin.

A signal or process with a frequency spectrum such that the spectral energy density is proportional to the reciprocal of the frequency (1/f).

(baseball) A substitute batter; one who pinch-hits. / (cricket) An aggressive batsman brought on to score runs quickly, even at the risk of losing his wicket.

temple-less eyeglasses that clip to the bridge of the nose

(baseball) A hit made by a pinch hitter.

A dark viscous substance obtained from the destructive distillation of pine wood. / (baseball) This or a similar material used by batters to improve their grip.

(idiomatic, sports) To sit on the bench, to not be used in a game.

Hylobius abietis, a species of weevil that can cause damage on young spruce seedlings.