In rare occasions vs On rare occasions

Both 'in rare occasions' and 'on rare occasions' are used in English, but 'on rare occasions' is the more common and idiomatic phrase. It is used to indicate that something happens infrequently or seldom. 'In rare occasions' is less common and may sound awkward to native speakers.

Last updated: March 30, 2024 • 14546 views

In rare occasions

'In rare occasions' is not a commonly used phrase in English.

The correct phrase is 'on rare occasions' to indicate that something happens infrequently or seldom.

Show examples from the web [+]

It's a special gift that I bust out in rare occasions and almost all the time.
Toremifene treatment has been associated with changes in liver enzyme levels (increases of transaminases) and in very rare occasions with more severe liver function abnormalities (jaundice).
New or worse cases of macular oedema have occurred on rare occasions in people taking Avaglim and similar medicines.
New or worse cases of macular oedema have occurred on rare occasions in people taking Avandia and similar medicines.
Actually, it was one of the rare occasions in my childhood that Walter was helpful.
It is a rare occasion in history where peoples of Europe can potentially have their own say on what a so-called constitutional framework would look like post-2004.
New or worse cases of macular oedema have occurred on rare occasions in people taking Avandamet and similar medicines.
Use of the product in cats has on rare occasions been associated with a mild transient alopecia at the site of application.
Cases of a condition called lactic acidosis, which is a build up of lactic acid in the body, that can cause dehydration and coma have been reported on rare occasions in patients taking NRTIs (see Take special care with Epivir for use for more information).
Cases of a condition called lactic acidosis, which is a build up of lactic acid in the body, that can cause dehydration and coma have been reported on rare occasions in patients taking NRTIs (see Take special care with Epivir for more information).
There is the Odd, very rare OCCasiOn in Life
I guess you... you keep me in line on those rare occasions when I lose sight of things.
The eruption of such a volcano and the unexpected widespread cloud of ash is something which has happened on very rare occasions in the world - it is not like snow or the like, which occurs often.
Our dreams can reveal what's disturbing us in our waking hours, And there are rare occasions in the state between sleep and consciousness, When the things that most trouble us
On rare occasions, a patient will have an extreme and fatal reaction to anesthetic.
Sometimes, on rare occasions, a day or two.
On rare occasions, a high school kid does it.
Except for the rare occasions when it hadn't.
On rare occasions, these muscle disorders have been serious (rhabdomyolysis).
On rare occasions, injection site reactions may require discontinuation of Actraphane.

Alternatives:

on rare occasions
occasionally
infrequently
seldom
hardly ever

On rare occasions

'On rare occasions' is the more common and idiomatic phrase in English.

This phrase is used to indicate that something happens infrequently or seldom.

Show examples from the web [+]

On rare occasions, a high school kid does it.
On rare occasions, injection site reactions may require discontinuation of Actraphane.
On rare occasions greasy fur, erythema and vomiting can occur.
On rare occasions, hyperaemia of the treated area has been observed.
On rare occasions, a patient will have an extreme and fatal reaction to anesthetic.
On rare occasions, a specific and severe type of lymphoma, has been observed in patients taking Humira.
On rare occasions these muscle problems have been serious causing muscle degeneration (rhabdomyolysis).
On rare occasions infection could also occur through inhalation of infective aerosols.
On rare occasions, for the most sensitive material, you have to go a step further and find a hiding place even you can't get to.
On rare occasions, you may develop signs and symptoms of a disease called lupus (persistent rash, fever, joint pain and tiredness).
On rare occasions, for the most sensitive material, you have to go a step further and find a hiding place even you can't get to.
On rare occasions, STRONGHOLD may produce clumping of the hair at the application site or the appearance of a small quantity of a white powder.
On rare occasions, application of the product may produce a local temporary clumping of the hair at the application site and/ or an occasional appearance of a small quantity of a white powder.
Sometimes, on rare occasions, a day or two.
New or worse cases of macular oedema have occurred on rare occasions in people taking Avaglim and similar medicines.
New or worse cases of macular oedema have occurred on rare occasions in people taking Avandia and similar medicines.
In any event, a noble lady stands only on rare occasions.
These reactions were generally mild to moderate; however, on rare occasions they were severe.
This is normal and will generally resolve within a few days after administration, though may persist longer on rare occasions.
Use of the product in cats has on rare occasions been associated with a mild transient alopecia at the site of application.

Alternatives:

occasionally
infrequently
seldom
hardly ever
once in a blue moon

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In rare occasions vs On rare occasions