hypertonic
UK[ˌhaɪ.pəˈtɒn.ɪk]US[ˌhaɪ.pɚˈtɑː.nɪk]
adj
(of a solution) having a higher osmotic pressure than a particular fluid, typically a body fluid or intracellular fluid.
adj
(of muscle) exhibiting excessive tone or tension.
Morpheme Breakdown
hyper
ton
ic
hyper
over
ton
tension
ic
adjective suffix
Etymology
the word 'hypertonic' is a modern scientific term constructed from classical greek elements. the prefix 'hyper-' carries its ancient sense of excess, while the root '-ton-' derives from 'tonos', which in greek philosophy and physiology referred to tension, stretching, or tone, as in a stretched string or muscular state. the suffix '-ic' is a standard adjectival ending borrowed via latin. the term's logic is transparent: it literally means 'pertaining to excessive tension,' a meaning directly applied in biology and medicine to describe solutions that draw water out of cells due to higher solute concentration, or muscles with abnormally high rigidity.
Analysis
Structure: hyper (over) + ton (tension) + ic (adjective suffix)
- hyper: from greek, meaning 'over, above, beyond'. functions as a prefix indicating excess.
- ton: from greek 'tonos', meaning 'tension, tone'. functions as the core root.
- ic: from latin '-icus', greek '-ikos', an adjective-forming suffix meaning 'of, pertaining to'.
Examples
a hypertonic saline solution is used in some medical procedures to reduce intracranial pressure.
when a cell is placed in a hypertonic environment, it will lose water and shrink.
the patient exhibited hypertonic muscle spasms following the neurological injury.