Crossword clue: a long and open portico, for athletic exercises, as wrestling, running, etc., for use in winter or in stormy weather.

The most common answer is xyst (4 letters).

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

Possible answers

xyst 4 letters web-def

A long and open portico, for athletic exercises, as wrestling, running, etc., for use in winter or in stormy weather.

xystus 6 letters web-def

A long and open portico, for athletic exercises, as wrestling, running, etc., for use in winter or in stormy weather.