Focloir n
From South Dublin Astronomical Society
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Dictionary based on the Foclóir Réalteolaíochta, An Gúm ISBN 185791175X.
Online at http://www.acmhainn.ie/tearmai/realt.htm
nadir s nadair f2
naked-eye a (of observation) (infheicthe) leis an tsúil,
(infheicthe) ag an tsúil
naked-eye object réad m3 atá infheicthe ag an tsúil
natural broadening leathnú m nádúrtha
nautical astronomy muir-réalteolaíocht f3
n-body problem fadhb f2 n-choirp
neap tide mallmhuir f3
nearest stars, the na réaltaí fpl is gaire
nebula s réaltnéal m1
nebular hypothesis hipitéis f2 réaltnéalach
nebular variable réalta f4 athraitheach réaltnéalach
nebulosity s néalmhaireacht f3, réaltnéalmhaireacht f3
negative hydrogen ion ian m1 diúltach hidrigine
negative ocular súilphíosa m4 diúltach
Neptune s (Pl.) Neiptiún m1
Nereid s (Sat.) Néiriad f2
Net, the s (= Reticulum) (Const.) an Líontán m1
neutral hydrogen hidrigin f2 neodrach
neutrino s neoidríonó m4
neutron s neodrón m1
neutron star neodrónréalta f4
New General Catalogue of Nebulae and Clusters of Stars (= NGC)
Nuachatalóg f2 Ghinearálta Réaltnéalta is Réaltbhraislí (NCG)
new moon gealach f2 úr
new style nua-stíl f2
Newtonian focus fócas m1 Newton
Newtonian telescope teileascóp m1 Newton
Newton's law of gravitation dlí m4 imtharraingthe Newton
Newton's laws dlíthe mpl Newton
NGC (= New General Catalogue of Nebulae and Clusters of Stars) NCG
(Nuachatalóg Ghinearálta Réaltnéalta is Réaltbhraislí)
nickel s nicil f2
Nicol prism priosma m4 Nicol
night s oíche f4
night sky spéir f2 na hoíche
nitrogen s nítrigin f2
noctilucent cloud scamall m1 oíchelonrach
node s nód m1
nodical month (= draconitic month) mí f nódach
noon s nóin f3 (pl nónta)
noon correction nóincheartú m (gs -taithe)
Norma s (= the Rule) (Const.) Norma f4
normal spiral galaxy réaltra m4 bíseach normálta
North American nebula réaltnéal m1 Mheiriceá Thuaidh
north celestial pole pol m1 neamhaí thuaidh
Northern Cross, the (= Cygnus, the Swan) (Const.) Cros f2
an Tuaiscirt
Northern Crown, the (= Corona Borealis) (Const.) Coróin f
an Tuaiscirt
northern lights (= aurora borealis) na gealáin mpl
thuaidh
north galactic pole pol m1 thuaidh an Réaltra
north point pointe m4 an tuaiscirt
north pole (an) pol m1 thuaidh
North Star, the (= Polaris, the Pole Star) an Réalta f4 Thuaidh
nova s nóva m4
November swarm (= Leonids) (Met.Sh.) saithe f4 na Samhna
N stars spl N-réaltaí fpl
Nubecula Major (= the Large Magellanic Cloud) (Gal.) Nubecula
Major
Nubecula Minor (= the Small Magellanic Cloud) (Gal.) Nubecula
Minor
nuclear fusion reaction imoibriú m comhleá núicléach
nuclear reaction imoibriú m núicléach
nucleosynthesis s núicléisintéis f2
nucleus s (of comet) núicléas m1 (cóiméid)
nutation s nútú m (gs -taithe)
nutation ellipse éilips m4 nútaithe