pa·ter·fa·mil·i·as 
(pā′tər-fə-mĭlē-əs, pä′-, păt′ər-)
(pā′tər-fə-mĭlē-əs, pä′-, păt′ər-)n. pl. pa·tres·fa·mil·i·as (pā′trēz-, pä′-, păt′rēz-)
A man who is the head of a household or the father of a family.
[Latin paterfamiliās : pater, father; see PATER + familiās, archaic genitive of familia, family; see FAMILY.]
- quartz crystal
- quartz glass
- quartziferous
- quartzite
- quartz lamp
- quartzose
- quasar
- quash
- quash
- quasi
- quasi-
- quasicrystal
- quasicrystalline
- Quasimodo
- quasiparticle
- quasi-stellar object
- quassia
- quatercentenary
- quaternary
- quaternary ammonium compound
- quaternary structure
- quaternion
- quatrain
- quatrefoil
- quattrocento