How many letters does the top answer for “chronic respiratory disease caused by inhaling metallic or mineral particles” have?

The most common answer is pneumoconiosis (14 letters).

Crossword clue: chronic respiratory disease caused by inhaling metallic or mineral particles

pneumoconiosis, pneumonoconiosis.

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

pneumoconiosis 14 letters wn-def

chronic respiratory disease caused by inhaling metallic or mineral particles

pneumonoconiosis 16 letters wn-def

chronic respiratory disease caused by inhaling metallic or mineral particles