| lifespan | (noun) the period during which something is functional (as between birth and death) | Synonyms: life-time, life, lifetime |
|---|
| span | (noun) the act of sitting or standing astride | Synonyms: straddle |
|---|
| (noun) a structure that allows people or vehicles to cross an obstacle such as a river or canal or railway etc. | Synonyms: bridge |
| (noun) the distance or interval between two points | - |
| (noun) a unit of length based on the width of the expanded human hand (usually taken as 9 inches) | - |
| (noun) two items of the same kind | Synonyms: brace, couple, couplet, distich, duad, duet, duo, dyad, pair, twain, twosome, yoke |
| (noun) the complete duration of something | - |
| wingspan | (noun) linear distance between the extremities of an airfoil | Synonyms: wingspread |
|---|