9-letter words starting with IS
Embark on a linguistic journey with words that begin with the letter IS. This section showcases how IS at the start shapes the identity and sound of various words. From commonly used terms to rare finds, explore the diverse range of words that start with IS, enriching your vocabulary and appreciation for language.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| isolation | 9 | the act of isolating something; setting something apart from others | - |
| isolating | 10 | relating to or being a language in which each word typically expresses a distinct idea and part of speech and syntactical relations are determined almost exclusively by word order and particles | - |
| isosceles | 11 | (of a triangle) having two sides of equal length | - |
| isopropyl | 16 | - | - |
| isabellas | 11 | - | - |
| isagogics | 13 | - | - |
| isallobar | 11 | - | - |
| isarithms | 14 | - | - |
| ischaemia | 16 | local anemia in a given body part sometimes resulting from vasoconstriction or thrombosis or embolism | - |
| ischaemic | 18 | relating to or affected by ischemia | - |
| ischemias | 16 | - | - |
| ischiadic | 17 | - | - |
| ischiatic | 16 | - | - |
| ischurias | 14 | - | - |
| iseikonia | 13 | - | - |
| iseikonic | 15 | - | - |
| isenergic | 12 | - | - |
| isinglass | 10 | any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity | - |
| islanders | 10 | - | - |
| islanding | 11 | - | - |
| islomania | 11 | - | - |
| ismatical | 13 | - | - |
| isobarism | 13 | - | - |
| isobathic | 16 | - | - |
| isobronts | 11 | - | - |
| isobutane | 11 | - | - |
| isobutene | 11 | - | - |
| isobutyls | 14 | - | - |
| isochasms | 16 | - | - |
| isocheims | 16 | - | - |
| isochimal | 16 | - | - |
| isochimes | 16 | - | - |
| isochores | 14 | - | - |
| isochoric | 16 | - | - |
| isochrone | 14 | an isogram connecting points at which something occurs or arrives at the same time | - |
| isochrons | 14 | - | - |
| isoclinal | 11 | having equal magnetic inclinations | - |
| isoclines | 11 | - | - |
| isoclinic | 13 | having equal magnetic inclinations | - |
| isocratic | 13 | - | - |
| isocrymal | 16 | - | - |
| isocrymes | 16 | - | - |
| isocyanic | 16 | - | - |
| isocyclic | 18 | containing a closed ring of atoms of the same kind especially carbon atoms | - |
| isodomons | 12 | - | - |
| isodomous | 12 | - | - |
| isodontal | 10 | - | - |
| isoenzyme | 23 | - | - |
| isogamete | 12 | either of a pair of conjugating gametes of the same size and structure | - |
| isogamies | 12 | - | - |
| isogamous | 12 | - | - |
| isogeneic | 12 | - | - |
| isogenies | 10 | - | - |
| isogenous | 10 | - | - |
| isogonals | 10 | - | - |
| isogonics | 12 | - | - |
| isogonies | 10 | - | - |
| isografts | 13 | - | - |
| isographs | 15 | - | - |
| isohydric | 18 | - | - |
| isohyetal | 15 | - | - |
| isokontan | 13 | - | - |
| isolative | 12 | - | - |
| isolators | 9 | - | - |
| isologous | 10 | - | - |
| isologues | 10 | - | - |
| isomerase | 11 | an enzyme that catalyzes its substrate to an isomeric form | - |
| isomerise | 11 | change into an isomer | - |
| isomerism | 13 | the state of being an isomer; the complex of chemical and physical phenomena characteristic of isomers | - |
| isomerize | 20 | change into an isomer | - |
| isomerous | 11 | - | - |
| isometric | 13 | having equal dimensions or measurements | - |
| isomorphs | 16 | - | - |
| isoniazid | 19 | antibacterial drug (trade name Nydrazid) used to treat tuberculosis | - |
| isonomies | 11 | - | - |
| isonomous | 11 | - | - |
| isooctane | 11 | - | - |
| isophones | 14 | - | - |
| isophotal | 14 | - | - |
| isophotes | 14 | - | - |
| isopleths | 14 | - | - |
| isopodans | 12 | - | - |
| isopodous | 12 | - | - |
| isopolity | 14 | - | - |
| isoprenes | 11 | - | - |
| isopteran | 11 | relating to or characteristic of insects of the order Isoptera | - |
| isopycnal | 16 | - | - |
| isopycnic | 18 | - | - |
| isosmotic | 13 | (used of solutions) having the same or equal osmotic pressure | - |
| isostatic | 11 | - | - |
| isosteric | 11 | - | - |
| isotactic | 13 | - | - |
| isotheral | 12 | - | - |
| isotheres | 12 | - | - |
| isotherms | 14 | - | - |
| isotopies | 11 | - | - |
| isotropic | 13 | invariant with respect to direction | - |
| ispaghula | 15 | - | - |
| issuances | 11 | - | - |
| issueless | 9 | - | - |
| isthmians | 14 | - | - |
| isthmuses | 14 | - | - |
