Ectoparasitic

/ˌɛktəpærəˈsɪtɪk/ adjective

Definition

Describing an organism that lives on the outside of a host animal's body and feeds on it.

Etymology

Adjectival form of 'ectoparasite,' from Greek 'ekto-' + 'parasitikos.' Developed in biology to distinguish external from internal parasitism.

Kelly Says

Remora fish stick to sharks and rays as ectoparasitic hitchhikers, but here's the twist—they're not even parasites because they don't harm their hosts, so scientists call them 'commensals' instead!

Related Words

Explore More Words

Get the Word Orb API

Complete word intelligence in one call. Free tier — 50 lookups/day.