low-rank (English, adj)
expansion: low-rank (comparative lower-rank, superlative lowest-rank)
Senses:
topics: geography
geology
natural-sciences
glosses: Of coal, that is in the early stages of coalification, and that has undergone minimal metamorphic alteration.
glosses: Used other than figuratively or idiomatically: see low, rank.
Forms:
form: lower-rank
tags: comparative
form: lowest-rank
tags: superlative