deca- [DEK uh], dec-, deka-, dek-

(Greek: ten; a decimal prefix used in the international metric system for measurements)

In the metric [decimal] system, deka- is used to show whole units: ten [U.S.] and tenfold [U.K.]; 101 [10]. The metric symbol for deka- is da.

decameter
decametre (British)
decangular (dec-ANG-you-luhr) (adjective) (usually not comparable)
Descriptive of a form that has ten visible corners: A decangular building would have ten corners and ten sides.
decanormal (adjective) (not comparable)
In chemistry, with reference to a solution, containing ten equivalent weights of solute per liter of solution: Decanormal is a rarely used term indicating the concentration of an emulsion ten times that of what is considered to be usual.
decapeptide
decapod
decapoda
decapodal
decapodan
decapodous
decarch
One of a ruling body of ten.
decarchy
decastyle
decasyllabic
decasyllable (noun), decasyllables (pl)
A poetic line of verse of 10 language units larger than a phoneme: Serbian epic poetry is usually sung in decasyllables and accompanied by the gusle, a single-stringed musical instrument.

Related "metric" families: yotta; zetta; exa; peta; tera; giga; mega; kilo; hecto; deci; centi; milli; micro; nano; pico; femto; atto; zepto; yocto.