homeroom homeroom

noun

a classroom in which all students in a particular grade (or in a division of a grade) meet at certain times under the supervision of a teacher who takes attendance and does other administrative business  ( home room, homeroom )
a classroom in which all students in a particular grade (or in a division of a grade) meet at certain times under the supervision of a teacher who takes attendance and does other administrative business

 Edith Cavell Edith Cavell

noun

English nurse who remained in Brussels after the German occupation in order to help Allied prisoners escape; was caught and executed by the Germans (1865-1915)  ( Cavell, Edith Cavell, Edith Louisa Cavell )
English nurse who remained in Brussels after the German occupation in order to help Allied prisoners escape; was caught and executed by the Germans (1865-1915)

 optical aberration optical aberration

noun

an optical phenomenon resulting from the failure of a lens or mirror to produce a good image  ( aberration, optical aberration, distortion )
an optical phenomenon resulting from the failure of a lens or mirror to produce a good image

 XXIII XXIII

noun

the cardinal number that is the sum of twenty-two and one  ( XXIII, 23, twenty-three )
the cardinal number that is the sum of twenty-two and one

adj

being three more than twenty  ( xxiii, twenty-three, 23 )
being three more than twenty