Ta hetra-veeagheyder ny heterotroph çheet er organe bioag ta goaill bree kemmigagh ass stoo orgaanagh er son y çhymshal bea echey. Ta bun yn 'ockle Greagish: ἕτερος heteros, "elley" as τροφή trophe, "beaghey". Ta heterotroph cosoylaghey rish hene-veeagheyder ny autotroph, as adsyn jannoo ymmyd jeeragh jeh binn vree, myr sampleyr, sollys, son dy yannoo stoo orgaanagh jeh carboan daa-osseed.

Ayns geuley bee, she eederyn ad hetra-veeagheyderyn. T'ad goaill carboan orgaanagh liorish ee hene-veeagheyderyn ny hetra-veeagheyderyn elley. She hetra-veeagheyderyn ad dagh ooilley baagh, chammah's fungyssyn as ymmodee bacteyryn. Ta shiaranse dy vaaghyn (myr sampleyr, corrylyn jannoo shimbosh lesh hene-veeagheyderyn as goaill carboan orgaanagh 'syn aght shen. Ta kuse dy lossreeyn sheadanagh er jeet dy ve nyn hetra-veeagheyderyn myrgeddin; agh lossreeyn feill-eeagh, t'ad gee cretooryn son dy ghoaill ny smoo neetrageen, agh she hene-veeagheyderyn t'ayn ny yei shen, as adsyn goaill bree jeh soilshey ny greiney.

My ta dooie ennagh ny hetra-veeagheyder, shegin da goaill y carboan echey ass stoo orgaanagh. My t'eh goaill neetrageen ass stoo orgaanagh, agh bree jeh bun elley, she hene-veeagheyder t'ayn. Ta daa aarheynn dy hetra-veeagheyder:

Jeeagh er neesht

reagh