WordWeb Online

1. Carrying developing offspring within the body or being about to produce new life
    
2. Rich in significance or implication
   - meaning, significant
    
3. Filled with or attended with
   "a silence pregnant with suspense"
   - fraught

See also: big, enceinte, expectant, full, gravid, great, heavy, large, meaningful, pregnancy, with child

Antonym: nonpregnant

Encyclopedia: Pregnant