NA

views updated May 18 2018

NA • abbr. ∎  National Army. ∎  North America. ∎  not applicable. ∎  numerical aperture.

na

views updated May 17 2018

na / / • adv. Scottish form of not, used after an auxiliary verb: I couldna sleep nights.

Na

views updated Jun 27 2018

Na • symb. the chemical element sodium.

NA

views updated May 08 2018

NA See OBJECTIVE.

Na

views updated May 17 2018

Na See sodium.

Na

views updated May 21 2018

Na See SODIUM.

Na

views updated May 23 2018

Na symbol for sodium.