A period distinguished as being contemporary with the life, rule, activity, etc., of a specified person… In singular.

A period distinguished as being contemporary with the life, rule, activity, etc., of a specified person… In plural.

figurative and allusively. A pleasant, easy, or successful time; a high point or climax. Now rare.

A season, a time of a particular character.

A spell (of weather); = series, n. 5b. Obsolete exc. dialect (but cf. set-in adj. (b) at set, adj.1 compounds 3b, to set in 5 at set, v.1 phrasal…

Extent in time or space. An unbroken continuance of some one employment, occupation, or condition, during a period of time; an uninterrupted ‘spell’…

An indefinite portion, spell, or interval of time; a portion of one's life.

An uninterrupted spell or course of a particular situation or state of things. Chiefly with of.

figurative. A period, a spell (of some condition). Scottish. Cf. ‘lease’ of life, etc.

A period having a certain character or spent in a particular way.

The time for dreams or reveries; the period of sleep during which dreams occur.

(a) the course followed by something over time; (b) Nautical a course navigated in fog or similar conditions, in which the speed and the time spent…

With modifying adjective: a distinct period of time with a characteristic quality. Frequently in to strike (also hit,etc.) a bad (also rough, sticky)…

In the mythology of some Australian Aboriginal peoples. Usually with the and sometimes with capital initial. = dreamtime, n. 2; this as manifested…

time spent in a worthwhile or dedicated manner; esp. time in which one's child, partner, etc., receives one's undivided attention.