Anagrams of: CONCEIVABLE

• concave on both sides

• valence characterized by the sharing of electrons in a chemical compound; the number of pairs of electrons an atom can share

• The state or quality of being bivalent (in any sense)

• relating to or produced by or consisting of volcanoes

• explosively unstable

• igneous rock produced by eruption and solidified on or near the earth's surface; rhyolite or andesite or basalt

• have the idea for

• judge or regard; look upon; judge

• become pregnant; undergo conception

• a confidential or secret meeting

• a patient who has been vaccinated

• immunogen consisting of a suspension of weakened or dead pathogenic cells injected in order to stimulate the production of antibodies