Becoming green in colour.

plural of greening

The process of becoming green. / (obsolete) A type of pear. / A type of apple that is green when ripe.

present participle of green

plural of Greening

A surname.

(aviation) Pertaining to the pairing of a new/green captain/pilot with a new/green first officer/co-pilot as the cockpit crew of a flight.

(nautical) Describing the condition in which two sea-going ships travelling in opposite directions pass each other on their starboard sides, making their green navigation lights face each other.

Having green as its color. / (figuratively, of people) Sickly, unwell. / Unripe, said of certain fruits that change color when they ripen. / (figuratively) Inexperienced.

(transitive) To make (something) green, to turn (something) green. / To become or grow green in colour. / (transitive) To add greenspaces to (a town, etc.).