| double | (noun) a base hit on which the batter stops safely at second base | Synonyms: two-bagger, two-base hit, two-baser |
|---|
| (noun) raising the stakes in a card game by a factor of 2 | Synonyms: doubling |
| (noun) a quantity that is twice as great as another | - |
| (noun) someone who closely resembles a famous person (especially an actor) | Synonyms: image, look-alike |
| (noun) a stand-in for movie stars to perform dangerous stunts | - |
| doubleheader | (noun) two games instead of one (especially in baseball when the same two teams play two games on the same day) | Synonyms: double feature, twin bill |
|---|
| doubler | (noun) an electronic device that doubles the voltage or the frequency of an input signal | - |
|---|
| doubles | (noun) tennis played with two players on each side | - |
|---|
| (noun) badminton played with two players on each side | - |
| doublespeak | (noun) any language that pretends to communicate but actually does not | - |
|---|
| doublet | (noun) a man's close-fitting jacket; worn during the Renaissance | - |
|---|
| doublethink | (noun) believing two contradictory ideas at the same time | - |
|---|
| doubleton | (noun) (bridge) a pair of playing cards that are the only cards in their suit in the hand dealt to a player | - |
|---|
| doubletree | (noun) a crossbar on a wagon or carriage to which two whiffletrees are attached in order to harness two horses abreast | - |
|---|
| doubling | (noun) raising the stakes in a card game by a factor of 2 | Synonyms: double |
|---|
| (noun) increase by a factor of two | - |
| doubloon | (noun) a former Spanish gold coin | - |
|---|
| doubt | (noun) uncertainty about the truth or factuality or existence of something | Synonyms: doubtfulness, dubiousness, question |
|---|
| (noun) the state of being unsure of something | Synonyms: doubtfulness, dubiety, dubiousness, incertitude, uncertainty |
| doubter | (noun) someone who habitually doubts accepted beliefs | Synonyms: sceptic, skeptic |
|---|
| (noun) someone who is doubtful or noncommittal about something | Synonyms: agnostic |
| doubtfulness | (noun) uncertainty about the truth or factuality or existence of something | Synonyms: doubt, dubiousness, question |
|---|
| (noun) the state of being unsure of something | Synonyms: doubt, dubiety, dubiousness, incertitude, uncertainty |