ˌsīkō+ noun plural but singular in construction
Etymology: International Scientific Vocabulary psych- + technics; probably originally formed as German psychotechnik
: psychotechnology
ˌsīkō+ noun plural but singular in construction
Etymology: International Scientific Vocabulary psych- + technics; probably originally formed as German psychotechnik
: psychotechnology
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012