1. (noun) sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed

• actinozoan

1. (noun) sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed

• actinozoa
• anthozoa
• class actinozoa
• class anthozoa

1. (noun) sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed

• anemone
• sea anemone
• coral
• sea pen

1. (noun) sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed

• cnidarian
• coelenterate