Where does “postmastoid” come from?

postmastoid (English) comes from English mastoid, from English -oid, from Latin -oides, from Greek -ο, from Ancient Greek εἶδος, from Spanish -scopio, from Latin -scopium, from Ancient Greek σκοπέω — to see, to look, to observe.

postmastoid (English): posterior to the mastoid process

Definitions

  1. posterior to the mastoid process

Ancestry of “postmastoid”, step by step

postmastoid traces back through two separate lines of ancestry.

via English mastoid

StepLanguageWordMeaning
1EnglishmastoidOf or relating to the mastoid process of the...
2English-oidOf similar form to, but not the same as. Having...
3Latin-oides-like, -form
4Greek-οending for accusative singular forms (eg δρόμος, ψήφος); and some vocative singular forms
5Ancient GreekεἶδοςThat which is seen: form, image, shape;...
6Spanish-scopio-scope
7Latin-scopium
8Ancient GreekσκοπέωI look, look at, behold; I examine, inspect; 413...
9Ancient Greekσκοπόςwatcher, lookout; protector, guardian; spy, scout
10Ancient GreekσκέπτομαιI look at, examine; I examine, consider, think
11Proto-Hellenicsképťomaito look at
12Proto-Indo-Europeanspéḱyetito be looking at, to keep looking at
13Proto-Indo-Europeanspeḱ-to see, to look, to observe

via English post

StepLanguageWordMeaning
1EnglishpostA long dowel or plank protruding from the ground;...
2Middle Frenchposte
3Italianpostamail, post; post office; stakes
4Latinprobāre
5Latinprobōto approve, permit, commend
6LatinProbusgood, serviceable, excellent, superior, able
7Proto-Indo-Europeanpro-bhwo-being in front, prominent
8Proto-Indo-Europeanpro-toward, forward
9Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
10Proto-Indo-Europeanper-before, in front; first; to go through
11Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European speḱ-Every word from Proto-Indo-European spéḱyetiEvery word from English -oid