hrd

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|materials science}} {{abbr of|en|[[hardness]] on [[Rockwell scale]] D}}.

Proper noun

1. {{place|en|@init of:Huanghe River Delta<eq:Yellow River Delta>|geographic region|c/China|on the {{l|en|[[Yellow River]]/[[Huanghe]]}}, at its [[delta]] regions by the [[Shandong Peninsula]], on the [[Bohai Sea]] and [[Yellow Sea]], marginal seas of the [[Pacific Ocean]]}}.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.