used to express an emotion (as surprise or desire) or in response to physical stimuli
used in direct address
oh, waiter Will you come here, please?
used to express acknowledgment or understanding of a statement
used to introduce an example or approximation
zero
OH -abbr
Ohio
ohia [ō-'hē-ə] -n
lehua
ohia lehua -n
lehua
ohm ['ōm] -n, adj, adv
the practical meter-kilogram-second unit of electric resistance equal to the resistance of a circuit in which a potential difference of one volt produces a current of one ampere
ohm·me·ter ['ō(m)-,mē-tər] -n
an instrument for indicating resistance in ohms directly
OHMS -abbr
on Her Majesty's service; on His Majesty's service
Ohm's law ['ōmz-] -n
a law in electricity: the strength of a direct current is directly proportional to the potential difference and inversely proportional to the resistance of the circuit