Equally distant from the extremes.

synonyms: center, middle, midway.

Roget 32: small, little; diminutive etc. (small in size) 193; minute; fine; inconsiderable, paltry etc. (unimportant) 643; faint etc. (weak) 160; slender, light, slight, scanty, scant, limited; meager etc. (insufficient) 640; sparing; few etc. 103; low, so-so, middling, tolerable, no great shakes; below par, under par, below the mark; at a low ebb; halfway; moderate, modest; tender, subtle.    inappreciable, evanescent, infinitesimal, homeopathic, very small; atomic, corpuscular, microscopic, molecular, subatomic.    mere, simple, sheer, stark, bare; near run.    dull, petty, shallow, stolid, ungifted, unintelligent.    ... show more

At a point midway between two extremes.

Including only half or a portion.

At half the distance; at the middle:
— He was halfway down the ladder when he fell.

synonym: midway.

Roget 68: in the middle; midway, halfway; midships^†, amidships, in medias res.