spermarche n.— «For e.g. a boy is capable of fatherhood from the time he achieves spermarche i.e. nocturnal emissions.» —“Teen tango” by S. Yamuna The Hindu (India) Sept. 11, 2004. (source: Double-Tongued...
rat-trap bond n.— «The southern and western walls of the building, which face the sun during the day, have been built using a type of masonry called the rat-trap bond. Popularised by the iconic architect Laurie Baker who died last week...