calyptera
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
16
Scrabble Score
9
Letters
2
Syllables
8
Unique Chars
Meaning
noun
Alternative form of calyptra.
Example Sentences
- "When the sporophyte has attained about a quarter of its eventual length, it pushes through the apex of the calyptera and grows upward above the perianth (Fig. 32B)."
- "Because the calyptera protects the ovule from injury by surface sterilization treatments, a 1-2% sodium hypochlorite (« 10-20% household bleach) with .01% Tween-20 may be used for 10-15 minutes with vigorous shaking."