Indigenous Knowledge

Ivunik ᐃᕗᓂᒃ 
'Where the ice piles up, along the floe edge or along the shore.' (Sanikiluarmiutut, Sanikiluaq Siku Terminology Workshop, 2018)

Ivvuq ᐃᕝᕗᖅ 
‘ᓯᑯᑦ  ᖃᓕᕇᒃᖠᓯᒪᔪᖅ [ᐃᕗᓂᑯ]. Pressure ridges created by the process of ivujuq, and is now frozen; if using the term ivujaujuq it would be when the ice is piling up and you're experiencing it; plural form is ivvuit [variation: ivuniku]’ (North/South Qikiqtaaluk, Inuit Siku Atlas)

Ivuniit ᐃᕗᓃᑦ / Ivuqanniq ᐃᕗᖃᓐᓂᖅ / Ivujuviniq ᐃᕗᔪᕕᓂᖅ
'ᓯᑯᓕᐊᑦ ᖃᓕᕇᑦᑐᑦ ᓯᖁᑦᑎᕐᓂᑯᑦ ᐊᓄᕆᒧᑦ ᐅᕝᕙᓗ ᐃᖏᕐᕋᓂᕐᒧᑦ
sikuliat qaliriittut siquttirnikut anurimut uvvalu ingirranirmut
the result of ivujuq; an ice formation caused by winds or currents pushing thick ice on top of other ice/land, and it re-freezes into rough ice (like pressure ridges)' (Kinngait, South Qikiqtaaluk, Kinngait Sea Ice Glossary 2023: 54)

Iungiq / Iunġiq
'Pressure ridge formed on shore-fast ice.' (Seward Peninsula Inupiaq, Weyapuk Jr. and Krupnik 2012: 16)

Łuryís
'ice ridge' (Dënesųłı̨né, Chipewyan Dictionary 2014: 411)

Related term:

Quglugniq ᖁᒡᓗᒡᓂᖅ
'ice pressure ridge' (Aglukkaq, Hadlari and Jansen-Hadlari (Jan) 2023: 108; see SIKU profile quglugniq -- crack refrozen in a peak)

Western Knowledge

Ridge 
‘A line or wall of broken ice forced up by pressure. May be fresh or weathered. The submerged volume of broken ice under a ridge, forced downwards by pressure, is termed an ice keel.’ (MANICE)

Ridged Ice
'Ice piled haphazardly one piece over another in the form of ridges or walls. Usually found in first-year ice.' (MANICE)

Related process terms

Ivujuq ᐃᕗᔪᖅ
‘ᓯᑯ ᓄᓇᒨᖃᐸᓪᓕᐊᖢᑎᒃ ᐅᓄᑉᐸᓕᐊᖠᓗᓂᓘᓃᒃ, ᓯᓈᓂᕈᓐᓇᕆᓪᓗᓂ. 
Siku nunamuuqapallia&utik unuppalia&iluniluuniik, sinaanirunnarilluni.
Pilling up of ice due to ocean currents. Can happen against the land or Tuvaq. Can happen in all types of ice, anytime, and anywhere moving ice meets a solid form. In Navy Board Inlet the ridging can get as high as a building.’ (Mittimatalik, North Qikiqtaaluk, Sikumiut Committee, Wilson and Arreak 2022: 104)

Ridging
'The pressure process by which sea ice is forced into ridges.' (WMO)

Profile photo credit: Joel Heath