|perə.|träfik- noun
Etymology: International Scientific Vocabulary peri- + -trophic
: a tubular chitinous sheath inside the midgut of many insects that is continuously secreted at the anterior end of the midgut
|perə.|träfik- noun
Etymology: International Scientific Vocabulary peri- + -trophic
: a tubular chitinous sheath inside the midgut of many insects that is continuously secreted at the anterior end of the midgut
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012