intransitive. To become better, to improve. Cf. bettering, n. 2. Now rare.

intransitive. To become better, improve; to thrive, prosper. Also: to get better, recover. English regional (south-western) in later use.

intransitive. To return to a morally upright and devout way of life after a lapse into sin. Chiefly with from, †out of. Formerly also with †up.

intransitive. To grow better in quality, improve. Obsolete.

transitive. To make better; to improve. Also intransitive: †to grow better (obsolete).

transitive. to mend one's hand:(a) to improve one's work or conduct; (b) = to mend one's draught at sense 11b (obsolete).

intransitive. To increase in value or excellence; to become better.

intransitive. To become better; to improve; = ameliorate, v. 2. Now rare. Perhaps Obsolete.

intransitive. To become better, more excellent, or more positive. Now often with up.

intransitive. To become better; to improve.

intransitive. In early use Stock Market: (of a commodity) to increase in value. Later more generally (chiefly in progressive tenses): to have a…

intransitive for passive. to tone down, to become lowered, weakened, or softened in tone; to tone up, to rise or improve in tone.

figurative. transitive. To improve the standard or level of (the performance or result of something); to enhance the quality of.

To move on to a more advanced or exalted level, to rise in rank or grade; spec. in drug abuse, to progress to a more powerful drug.

to shape up: to pull oneself together or meet a required standard; to show one's capabilities. Also, to get oneself into good physical condition.