AG

Allen and Greenough’s New Latin Grammar for Schools and Colleges, 1903. Revised digital edition 2014, edited by Meagan Ayer. Carlisle, PA: Dickinson College Commentaries. Available online at DCC.

CL Classical Latin
DMLBS

Latham, R. E., Richard Ashdowne, and D. R. Howlett, eds. 1975–2013. Dictionary of Medieval Latin from British Sources. 17 vols. London: Oxford University Press for the British Academy. [now available online via Logeion]

LL Late Latin
LS

Lewis, Charlton T., and Charles Short. 1891. A New Latin Dictionary. New York: American Book Company. [Available online via Logeion. This is a better Latin dictionary than the OLD for texts written after the 2nd century CE.]

ML Medieval Latin
MSS Manuscripts
Niermeyer

Niermeyer, J. F. 1976. Mediae Latinitatis Lexicon Minus. Revised edition 1984. Leiden: Brill.

O’Meara

O’Meara, John J., trans. 1976. The Voyage of St. Brendan: Journey to the Promised Land. Dublin: Dolmen Press. Reprinted with an introduction by J. M. Wooding in The Voyage of St. Brendan: Representative Versions of the Legend in English Translation, edited by W. R. J. Barron and Glyn S. Burgess. Exeter: University of Exeter Press, 2005. [O’Meara translates Selmer’s Latin text with revisions suggested by reviewers, especially Carney]

OLD

Glare, P. G. W., ed. 1968–82. Oxford Latin Dictionary. Oxford: Clarendon Press. [The most comprehensive dictionary of classical Latin, i.e., to the end of the second century]

Orlandi and Guglielmetti 2014

Orlandi, Giovanni, and Rossana E. Guglielmetti, eds. 2014. Navigatio Sancti Brendani: Alla Scoperta Dei Segreti Meravigliosi del Mondo. Florence: Edizioni del Galluzzo per la Fondazione Ezio Franceschini. [With excellent introduction, notes, and Italian translation].

Orlandi and Guglielmetti 2017

Orlandi, Giovanni, and Rossana E. Guglielmetti, ed. 2017. Navigatio Sancti Brendani: Editio Maior. Florence: Edizioni del Galluzzo. [Intended for specialists; Orlandi and Guglielmetti 2014 is far more helpful for most readers.]

Pinkster I

Pinkster, Harm. 2015. The Oxford Latin Syntax, Volume I: The Simple Clause. Oxford: Oxford University Press.

sc.

scilicet, i.e., we need to understand something not expressed in the text.

Selmer

Selmer, Carl, ed. 1959. Navigatio Sancti Brendani Abbatis: From Early Latin Manuscripts. Notre Dame, IN: Notre Dame Press.