Ontario Secondary School Diploma

Views Updated: Dec 15, 2025

Key Facts

Abbreviation

OSSD

Pronunciation

/ɑnˈtɛrioʊ ˈsɛkənˌdɛri skul dɪˈploʊmɑ/

Category

Academic & Science

Related Field

Academic Degrees

Other meanings of OSSD

Open Source Software Development Computing

Output Signal Switching Device Computing

Organization for the Study of Sex Differences Community

Open Source Sports Directory Sports

Ottawa School of Speech and Drama Academic