CEFR Level
Government policy of active involvement in economic affairs.
"The central bank's interventionism helped stabilize inflation."
a substance, especially alcohol or a drug, that causes intoxication
"Alcohol is the most commonly used intoxicant in many cultures."
Located or occurring within a cell.
"The drug works by targeting intracellular bacteria."
Occurring within the walls of a single institution, especially a school or college.
"The college organizes intramural sports competitions every semester."
Refusal to change one's views or to agree about something.
"The negotiations failed due to the intransigence of both parties."
Unwilling or refusing to change one's views or to agree about something.
"She remained intransigent despite repeated requests for compromise."
The transfer of genetic information from one species to another through repeated backcrossing.
"Introgression plays a significant role in plant breeding."
The act of flooding or overwhelming with water or things.
"The town suffered from a severe inundation after the heavy rains."
the state of being invalid, legally void, or lacking force or validity
"The court ruled that the contract suffered from invalidity."
the formal ceremony of conferring authority, rank, or office
"The king held an investiture ceremony for the new knight."
having a long-established habit, activity, or interest that is unlikely to change
"He is an inveterate reader who spends hours in the library every day."
never to be broken, dishonored, or violated
"Human rights are considered inviolable in modern democracies."
the act of calling upon a higher power for help, blessing, or inspiration
"The ceremony began with an invocation to the gods."
a complicated or intricate form or state; in biology, the shrinking of an organ after its function has finished
"The story was full of involution, making it hard to follow."
Impossible to harm, damage, or defeat.
"The fortress was thought to be invulnerable to attack."
a play of lustrous, changing colors like those of a rainbow
"The butterfly's wings shimmered with iridescence."
showing luminous colors that seem to change when seen from different angles
"She wore an iridescent dress that sparkled in the light."
the quality of shining brightly; the intensity of light falling on a surface
"The irradiance of the sun at noon was overwhelming."
not able to be eradicated; impossible to destroy or remove completely
"The love of a mother for her child is irradicable."
impossible to make compatible or bring into harmony; unable to resolve differences
"The couple separated due to irreconcilable differences."
impossible to reduce or simplify further
"The fraction 3/7 is irreducible."
Impossible to refute, deny, or break
"The lawyer presented irrefragable evidence that proved his client’s innocence."
Not to be broken, violated, or infringed
"The constitution guarantees certain irrefrangible rights to every citizen."
Indifferent or hostile to religion
"Some people in the community consider him irreligious because he never attends religious services."
Impossible to cure, repair, or remedy.
"The damage to the ancient manuscript was irremediable."
Beyond criticism; faultless.
"The judge was known for his irreproachable integrity."
uncertain or indecisive; lacking determination
"He stood irresolute at the crossroads, unsure which path to take."
impossible to recover or regain
"The documents were lost in an irretrievable way after the fire."
a lack of respect for people or things that are generally taken seriously
"His jokes about religion showed irreverence to the sacred traditions."
Showing a lack of respect for things that are generally taken seriously.
"His irreverential humor often shocked traditional audiences."