e/Stomach oil

Information
has gloss	eng: Stomach oil is the light oil composed of neutral dietary lipids found in the proventriculus (fore-gut) of birds in the order Procellariiformes. All albatrosses, procellarids (gadfly petrels and shearwaters) and storm-petrels use the oil. The only Procellariiformes that do not are the diving-petrels.
lexicalization	eng: stomach oil
instance of	(noun) oil paint containing pigment that is used by an artist oil color, oil, oil colour

Meaning
Portuguese
has gloss	por: O óleo estomacal é uma substância oleosa composta de lípidos neutros produzida numa secção do estômago dos procelariformes (o proventrículo). Todos os albatrozes, procelarídeos e painhos produzem este óleo, exceptuando-se, na antiga ordem dos Procellariiformes, os petréis-mergulhadores.
lexicalization	por: óleo estomacal