Mendeleyev

Mendeleev

/ (Russian mɪndɪˈljejɪf) /

noun

Dmitri Ivanovich (ˈdmitrij iˈvanəvitʃ). 1834–1907, Russian chemist. He devised the original periodic table of the elements (1869)

QUIZZES

THIS PSAT VOCABULARY QUIZ IS PERFECT PRACTICE FOR THE REAL TEST

In our third teacher-created PSAT practice test there are new and unique vocabulary terms you may have never heard of! Can you guess what they mean?
Question 1 of 10
seclusion
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012