For futures, the same as spreading. In futures options, a straddle is formed by going long a call and a put of the same strike price (long straddle), or going short a call and a put of the same strike price (short straddle) .
STRADDLE
Meaning of STRADDLE in English
A guide to futures and options market technology English dictionary. Английский словарь-руководство по фьючерсам и опционам рыночных технологий . 2012