long-tailed duck 
(lôngtāld′, lŏng-)
(lôngtāld′, lŏng-)n.
A sea duck (Clangula hyemalis) that is black and white with a long thin tail and is found in Arctic and northern temperate regions. Also called oldsquaw, oldwife.
- conjugant
- conjugate
- conjugate acid
- conjugate base
- conjugated
- conjugated protein
- conjugately
- conjugation
- conjugational
- conjugationally
- conjugation tube
- conjugative
- conjugator
- conjunct
- conjunction
- conjunctional
- conjunctionally
- conjunctiva
- conjunctival
- conjunctive
- conjunctive adverb
- conjunctively
- conjunctivitis
- conjunctly
- conjuncture