Where does “secocarotenoid” come from?

secocarotenoid (English) comes from English carotenoid, from English carotene, from English carrot, from Middle English karette, from Translingual Caretta, from French caret, from French car, from Latin quare — second-person singular future passive indicative...

secocarotenoid (English): Any carotenoid based on a triterpenoid, rather than the normal tetraterpenoid backbone

Definitions

Any carotenoid based on a triterpenoid, rather than the normal tetraterpenoid backbone

Ancestry of “secocarotenoid”, step by step

secocarotenoid traces back through two separate lines of ancestry.

via English carotenoid

Step	Language	Word	Meaning
1	English	carotenoid	Any of a class of yellow to red plant pigments...
2	English	carotene	A class of tetraterpene plant pigments; they vary...
3	English	carrot	A vegetable with a nutritious, juicy, sweet root...
4	Middle English	karette	carrot
5	Translingual	Caretta	genus
6	French	caret	loggerhead turtle; hawksbill turtle; spool, reel
7	French	car	as, since, because, for; a single-decked...
8	Latin	quare	by what means, how; from what cause, on what...
9	Latin	rēs	thing, object, stuff
10	Latin	vindicatio	civil lawsuit; protection, defence; vindication;...
11	Latin	vindicō	to lay claim to as one's own (often with sibi)
12	Latin	vindex	claimant, vindicator
13	Latin	dīcō	to say, talk, speak, utter, mention
14	Latin	-tiō	tion, -ation, -ing
15	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
16	Latin	dissertus	arranged, disposed; explained
17	Latin	disserere	second-person singular future passive indicative...

via English seco

Step	Language	Word	Meaning
1	English	seco	—

Every word from Latin disserere →Every word from Latin -tiō →Every word from Latin dīcō →