noun:

• Rostroconchia (class of extinct molluscs)

noun:

• waterweed (any aquatic plant of genus Elodea, esp. common waterweed, Elodea canadensis)

noun:

• Corbicula sandai (species of basket clam)

noun:

• pivot (of a folding fan)

noun:

• smiley (face made up of characters); emoticon - IT term

noun:

• Ilex leucoclada (species of holly)

noun:

• mesquite (several species of Prosopis)

noun:

• manas-vijnana (defiled mental consciousness, which gives rise to the perception of self) - Buddhism term

noun:

• stripe-tailed goanna (Varanus caudolineatus, species of carnivorous monitor lizard native to the forests of Western Australian)

noun:

• Zebrasoma (genus of 7 species of marine tang in the family Acanthuridae with pointed snouts and forward facing spines at the base of the tail)

noun:

• one-child policy (of the PRC)

noun:

• index fossil (fossil which suggests a date of the formation of a rock stratum); key fossil; leading fossil

noun:

• celestial stems (10 signs of the Chinese calendar) ➜ 十干

expression / ~よい adjective:

• helpful (in terms of taking care of people)

noun:

• starboard (side of a ship) Antonym: 取り舵【とりかじ】

noun / ~する noun:

• going feral (of a species); reverting to wild; escape

noun:

• barbet (any bird of family Capitonidae)

noun:

• Comatulida (order of crinoids); feather stars ➜ ウミシダ

noun:

• spinneret (of a spider)

noun:

• sevenband grouper (species of fish, Epinephelus septemfasciatus); convict grouper

noun:

• Chinese "Three Stars" constellation (one of the 28 mansions) - Astronomy term ➜ 二十八宿・白虎【びゃっこ】

noun:

• association area (of the cerebral cortex)

noun:

• Odontophoridae (New World quail family of birds)

noun:

• Aboriginal languages (of Australia)

noun:

• Dictyoptera (order of insects comprising the cockroaches and the mantids)