(military, slang) helicopter

plural of helo

(finance) Acronym of home equity line of credit.

(historical, Ancient Greece) A member of the ancient Spartan class of serfs. / A serf; a slave.

plural of helot

(botany) Any plant (typically found in marshy ground) whose buds overwinter under water.

The permanent oppression of a nominally free group of people / (zoology) A form of mutualism in which one species is forced to perform tasks for another, for their mutual benefit

plural of helophyte

plural of helotry

(Ancient Greece) The helots collectively; slaves; bondsmen.