part of speech: adjective

inflections: longer, longest

definition 1: having greater than usual length in distance or time.

  • There is a long driveway leading to our house.
  • The runners were very tired after the long race.

antonyms: brief, little, short

definition 2: of a particular length in time or size.

  • The test was two hours long.

Our porch is thirty feet long.
part of speech: noun

definition: a great period of time.

I’ve got the motor running, so I can’t stay here for long.

part of speech: adverb

inflections: longer, longest

definition 1: for or during a long period of time.

  • Moving to the beach was a change that he had long wanted.

definition 2: at a time far in the past.

  • It happened long ago.

definition 3: throughout a particular period.

  • She sang all night long.

Word Builder: long +

long-distance: telephone service to a place that is far away.
long-range: having to do with a time in the future or a place in the distance.
long-sleeved: having long sleeves.
long-term: lasting for a long time.

part of speech: verb

inflections: longs, longing, longed

definition: to want very much (often followed by “for”).

  • I long for a vacation.

synonyms: hunger, thirst